---> uname -a: Linux prd-centos8-builder-4c-4g-352.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 8.9G 72G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 737 12627 19 2398 14683 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:87:21:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.229/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86233sec preferred_lft 86233sec inet6 fe80::f816:3eff:fe87:219c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 12/17/2025 _x86_64_ (4 CPU) 15:50:24 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 267.41 91.54 175.87 3826.19 11098.82 03:53:01 PM 281.39 6.23 275.15 1293.65 13338.14 Average: 274.40 48.89 225.51 2560.03 12218.39 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12936516 14855588 3205016 19.86 2688 2117320 1104928 6.43 202212 2597280 176032 03:53:01 PM 12919536 15024384 3221996 19.96 2688 2297960 878908 5.11 454496 2342548 28592 Average: 12928026 14939986 3213506 19.91 2688 2207640 991918 5.77 328354 2469914 102312 03:51:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:52:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 PM eth0 222.01 165.84 1947.78 28.77 0.00 0.00 0.00 0.00 03:53:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 PM eth0 200.67 175.57 2087.54 28.54 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 211.34 170.71 2017.66 28.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 12/17/2025 _x86_64_ (4 CPU) 15:50:24 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 23.00 0.75 12.90 1.71 0.08 61.57 03:52:01 PM 0 28.63 0.72 14.47 1.37 0.08 54.73 03:52:01 PM 1 21.60 1.06 15.73 1.88 0.08 59.64 03:52:01 PM 2 20.27 0.54 9.48 2.00 0.08 67.64 03:52:01 PM 3 21.50 0.67 11.90 1.58 0.08 64.27 03:53:01 PM all 39.35 0.00 2.28 1.34 0.09 56.95 03:53:01 PM 0 32.72 0.00 2.74 2.72 0.08 61.74 03:53:01 PM 1 45.52 0.00 1.87 0.60 0.08 51.93 03:53:01 PM 2 33.39 0.00 2.46 1.14 0.12 62.89 03:53:01 PM 3 45.76 0.00 2.04 0.89 0.08 51.24 Average: all 31.19 0.37 7.58 1.52 0.09 59.25 Average: 0 30.68 0.36 8.59 2.05 0.08 58.24 Average: 1 33.58 0.53 8.79 1.24 0.08 55.78 Average: 2 26.84 0.27 5.96 1.57 0.10 65.26 Average: 3 33.65 0.33 6.96 1.23 0.08 57.74